1. There is a high-density and high-foam shock-absorbing layer, which can accelerate rebound and shock absorption, which is helpful for better exercise or walking. 2. High-quality design: raised dots, acupoint massage, massage the soles of the feet anytime, anywhere, relieve foot fatigue. Provides great comfort to your feet when you walk or stand for long periods of time. 3. Effectively support the arch, reduce regional pressure, and facilitate arch fatigue and pain 4. Used in various sports shoes, such as baseball, running, rock climbing, golf, basketball, etc. Specification Material: breathable mesh + PU color: grey Size: Size 35-36, Foot Length: 225mm-230mm Size 37-38, Foot Length: 235mm-240mm Size 39-40, Foot Length: 245mm-250mm Size 41-42, Foot Length: 255mm-260mm Size 43-44, Foot Length: 265mm-270mm Size 45-46, Foot Length: 275mm-280mm Condition: 100% brand new Product includes: 1* pair of insoles